Hair dryer



FIG. 1 is a perspective view of a hair dryer showing the new design;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a back view of FIG. 1;

FIG. 4 is a top plan view of FIG. 1;

FIG. 5 is a bottom view of FIG. 1;

FIG. 6 is a left side view of FIG. 1; and,

FIG. 7 is a right side view of FIG. 1.

The broken lines in the drawings are for the purpose of illustrating portions of the hair dryer that form no part of the claimed design. 

CLAIM The ornamental design for a hair dryer, as shown and described. 